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电信.电话终端设备.电、热、机械环境.性能要求
Telecommunications - Telephone Terminal Equipment - Electrical, termal, Mechanical Enviromental - Performance Requirements
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电信.电话终端设备.窄带互联网语音协议(VOIP)和基于PCM数字有线电话语音的传输要求
Telecommunications Telephone Terminal Equipment Transmission Requirements for Narrowband Digital Telephones
参考页数：77P.;A4
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电信.电话终端设备.无绳电话的操作和特性.性能要求
Telecommunications - Telephone Terminal Equipment - Cordless Telephone Operation and Feature Performance Requirements
参考页数：22P.;A4
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电信.数字键盘的字母键分配
Telecommunications – Allocation of Letters to the Keys of Numeric Keypads
参考页数：2P.;A4
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包括IP电话(VoIP)的多线电话系统(MLTS)的电话式样和基于信息包的设备
Telephony Aspects of MLTS and Packet-based Equipment, including VoIP
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电信.网络和用户装置间的接口.带呼叫延时、区别性呼叫延时或呼叫延时中呼叫身份传送功能的模拟音频转换访问线路
Network to Customer Installation Interfaces - Analog Voicegrade Switched Access Lines with Call Waiting, Distinctive Call Waiting, or Calling Identity Delivery on Call Waiting Feature
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电信.网络和用户装置间的接口.带呼叫号码传送、呼叫姓名传送或可视信息等待显示功能的模拟音频转换访问线路
Network to Customer Installation Interfaces - Analog Voicegrade Switched Access Lines with Calling Number Delivery, Calling Name Delivery, or Visual Message-Waiting Indicator Features
参考页数：50P.;A4
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电信.电话终端设备.2类呼叫者识别设备性能要求
Telecommunications Telephone Terminal Equipment Caller Identity and Visual Message Waiting Indicator Equipment Performance Requirements
参考页数：80P.;A4
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电信.电话终端设备.通过IP的窄带语音和通过PCM数字有线电话语音的传输要求
Telecommunications - Telephone Terminal Equipment - Transmission Requirements for Narrowband Voice Over IP (VOIP) and Voice Over PCM Digital Wireline Telephones
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远程通信电话终端设备.声音输出设备的射频抗扰要求
Telecommunications Telephone Terminal Equipment - Radio Frequency Immunity Requirements for Equipment Having an Acoustic Output
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